* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  a,
  del {
    text-decoration: none;
    color: #999;
  }
  li {
    list-style: none;
  }
  h1,
  h2,
  h3,
  h4,
  h5,
  h6,
  s,
  b,
  strong,
  sub,
  sup,em,i {
    font-style: normal;
    font-weight: normal;
  }
  body {
    font-size: 12px;
    color: #999;
  }
  .wrapper {
    width: 1200px;
    margin: auto;
  }
  .green {
    color: green;
}

.red {
    color: #a10000;
}
.clear{
  content: "";
  clear: both;
  display: block;
}